1 files changed, 109 insertions, 0 deletions
diff --git a/examples/help/simpletextviewer/assistant.cpp b/examples/help/simpletextviewer/assistant.cpp
new file mode 100644
index 000000000..2223b4bbf
--- /dev/null
+++ b/examples/help/simpletextviewer/assistant.cpp
@@ -0,0 +1,109 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtCore/QByteArray>
+#include <QtCore/QDir>
+#include <QtCore/QLibraryInfo>
+#include <QtCore/QProcess>
+
+#include <QtGui/QMessageBox>
+
+#include "assistant.h"
+
+Assistant::Assistant()
+    : proc(0)
+{
+}
+
+//! [0]
+Assistant::~Assistant()
+{
+    if (proc && proc->state() == QProcess::Running) {
+        proc->terminate();
+        proc->waitForFinished(3000);
+    }
+    delete proc;
+}
+//! [0]
+
+//! [1]
+void Assistant::showDocumentation(const QString &page)
+{
+    if (!startAssistant())
+        return;
+
+    QByteArray ba("SetSource ");
+    ba.append("qthelp://com.trolltech.examples.simpletextviewer/doc/");
+    
+    proc->write(ba + page.toLocal8Bit() + '\n');
+}
+//! [1]
+
+//! [2]
+bool Assistant::startAssistant()
+{
+    if (!proc)
+        proc = new QProcess();
+
+    if (proc->state() != QProcess::Running) {
+        QString app = QLibraryInfo::location(QLibraryInfo::BinariesPath) + QDir::separator();
+#if !defined(Q_OS_MAC)
+        app += QLatin1String("assistant");
+#else
+        app += QLatin1String("Assistant.app/Contents/MacOS/Assistant");    
+#endif
+
+        QStringList args;
+        args << QLatin1String("-collectionFile")
+            << QLibraryInfo::location(QLibraryInfo::ExamplesPath)
+            + QLatin1String("/help/simpletextviewer/documentation/simpletextviewer.qhc")
+            << QLatin1String("-enableRemoteControl");
+
+        proc->start(app, args);
+
+        if (!proc->waitForStarted()) {
+            QMessageBox::critical(0, QObject::tr("Simple Text Viewer"),
+                QObject::tr("Unable to launch Qt Assistant (%1)").arg(app));
+            return false;
+        }    
+    }
+    return true;
+}
+//! [2]